﻿<p>This enumeration distinguishes between different types of structural surface members, such as the typical mechanical function of walls, slabs and shells.</p>

<blockquote class="history">
HISTORY&nbsp; New enumeration in IFC2x2.
</blockquote>

<blockquote class="change-ifc2x4">
IFC4 CHANGE&nbsp; Renamed from <em>IfcStructuralSurfaceTypeEnum</em>.
</blockquote>